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Final bugfix for PR724. GCC won't inline varargs functions, so use one to

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validate the prototype of intrinsic functions.  This prevents GCC from going
crazy and inlining too much stuff, eventually running out of memory.

llvm-svn: 27283
This commit is contained in:
Chris Lattner 2006-03-31 04:48:26 +00:00
parent 17549e4da1
commit f9e5ac8c9a
1 changed files with 9 additions and 17 deletions
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26
utils/TableGen/IntrinsicEmitter.cpp
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@ -108,22 +108,14 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
OS << "#endif\n\n";
}
static void EmitTypeVerify(std::ostream &OS, const std::string &Val,
Record *ArgType) {
OS << " Assert1(" << Val << "->getTypeID() == "
<< ArgType->getValueAsString("TypeVal") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
static void EmitTypeVerify(std::ostream &OS, Record *ArgType) {
OS << "(int)" << ArgType->getValueAsString("TypeVal") << ", ";
// If this is a packed type, check that the subtype and size are correct.
if (ArgType->isSubClassOf("LLVMPackedType")) {
Record *SubType = ArgType->getValueAsDef("ElTy");
OS << " Assert1(cast<PackedType>(" << Val
<< ")->getElementType()->getTypeID() == "
<< SubType->getValueAsString("TypeVal") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
OS << " Assert1(cast<PackedType>(" << Val << ")->getNumElements() == "
<< ArgType->getValueAsInt("NumElts") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
OS << "(int)" << SubType->getValueAsString("TypeVal") << ", "
<< ArgType->getValueAsInt("NumElts") << ", ";
}
}
@ -170,12 +162,12 @@ void IntrinsicEmitter::EmitVerifier(const std::vector<CodeGenIntrinsic> &Ints,
OS << " case Intrinsic::" << Ints[I->second[i]].EnumName << ":\t\t// "
<< Ints[I->second[i]].Name << "\n";
}
const std::vector<Record*> &ArgTypes = I->first;
OS << " Assert1(FTy->getNumParams() == " << ArgTypes.size()-1 << ",\n"
<< " \"Illegal # arguments for intrinsic function!\", IF);\n";
EmitTypeVerify(OS, "FTy->getReturnType()", ArgTypes[0]);
for (unsigned j = 1; j != ArgTypes.size(); ++j)
EmitTypeVerify(OS, "FTy->getParamType(" + utostr(j-1) + ")", ArgTypes[j]);
OS << " VerifyIntrinsicPrototype(IF, ";
for (unsigned j = 0; j != ArgTypes.size(); ++j)
EmitTypeVerify(OS, ArgTypes[j]);
OS << "-1);\n";
OS << " break;\n";
}
OS << " }\n";